20 Must Have WordPress Plugins for 2015 Expert Pick.
Website must be able to provide a great user experience and at the same time it should be easy for employees to manage the content. Bigger the website, more the loading time and thus it is important to use certain plugins like W3 cache to make the webpage load faster.

6 WordPress Plugins That Will Speed up Your Site.
WP Super Minify, with 20000, active installations, combines and compresses HTML, JavaScript, and CSS files to reduce the time it takes your website to load. The three-step process for installing this plugin include downloading the plugin, uploading it to the directory and activating it through the plugins menu.